Natural Gas Pipeline Company Of America

Seventh Revised Volume No. 1

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Effective Date: 07/01/2010, Docket: RP10-147-004, Status: Effective

Original Sheet No. 27B Original Sheet No. 27B

CURRENTLY EFFECTIVE BASE RATES

APPLICABLE TO RATE SCHEDULES DSS AND NSS

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Maximum Minimum

-------- -------

RATE SCHEDULE DSS

Section 6.2(a) Reservation Charge $ 5.53 $0.0000

Section 6.2(b) Authorized Inventory Cycling Charge

and Cycling Option Charge 0.8400 0.0000

Unauthorized Inventory Cycling Charge 10.0000 0.0000

RATE SCHEDULE NSS

Section 6.2(a) Reservation Charge $ 2.98 $0.0000

Reservation Charge

(Storage Expansion 2003) $ 3.84 $0.0000

(Sayre Storage Project) $ 4.00 $0.0000

(North Lansing NSS Project) $ 7.01 $0.0000

(Herscher Galesville NSS Project) $ 6.6688 $0.0000

Rate Schedule

DSS NSS

------- -------

Section 5.3 Sourcing Charge $0.3710 $0.3710

Section 9 Authorized Overrun Charges

Injection/Withdrawal 0.1874 0.1009

Storage Expansion 2003 0.0000 0.1302

Sayre Storage Project 0.0000 0.1355

North Lansing NSS Project 0.0000 0.2377

Herscher Galesville NSS Project 0.0000 0.2260

Maximum Storage Volume 0.0700 0.0700

Minimum Withdrawal Requirement 0.0700 N/A

MDQ for Transportation 0.1442 N/A

Minimum Sourcing and Overrun Charge 0.0000 0.0000

NOTES: Pursuant to Section 9 of Rate Schedules DSS and NSS, unauthorized

volumes will be charged the Overrun Charges which are set out in

Section 12 of the General Terms and Conditions.

Pursuant to Section 6.2(c) of Rate Schedule DSS and Section 6.2(b)

of Rate Schedule NSS, Natural shall retain a Storage Fuel Charge of

up to 0.94% of volumes tendered for injection. In addition, a

Transportation Fuel Charge will apply to Rate Schedule DSS Shippers

equal to the Transportation Fuel Retention Factor for the Iowa-

Illinois Receipt Zone to the Market Delivery Zone times the volumes

tendered for injection or gas transported under nominated firm

transportation. The Fuel Retention Factors will apply unless

Natural and Shipper mutually agree on monetary reimbursement.

Pursuant to Section 40 of the General Terms and Conditions, the ACA

surcharge will apply when applicable. See Sheet No. 32 for the

currently effective rate.